Machining-Control-Information Generation Device, Machining-Control-Information Generation Method, And Program

Abstract

A machining-control-information generation device includes a feature extractor that extracts a feature indicating a shape feature of a product based on product information, a machining-method specifier that specifies a machining method, using a machining-method specifying model, a feature specifier that specifies an optimal feature, using a feature specifying model, a machining-order specifier that specifies a machining order when all of machining target portions corresponding to optimal feature information are machined, using a machining-order specifying model, and a machining-control-information generator that selects a machining condition corresponding to the optimal feature information indicating the specified machining method and the specified optimal feature, and generates machining control information based on machining order information, machining condition information, the optimal feature information, and partial machining method information.

1 . A machining-control-information generation device that generates machining control information for a machine tool to cut out a product by the machine tool from a workpiece, the machining-control-information generation device comprising:
 a product-information acquirer that acquires product information indicating a finished shape and finished dimensions of the product;   a workpiece-information acquirer that acquires workpiece information indicating a shape, dimensions, and a material of the workpiece;   a feature extractor that extracts a feature indicating a shape feature of the product based on the product information;   a machining-method specifier that specifies, from feature information indicating the feature, a machining method, using a machining-method specifying model for specifying the machining method of cutting corresponding to each piece of the feature information;   a feature specifier that specifies, from the feature information and partial machining method information indicating the machining method specified by the machining-method specifier, an optimal feature, using a feature specifying model for specifying a feature optimal for machining the product;   a machining-order specifier that specifies, from optimal feature information indicating the optimal feature and the partial machining method information, a machining order when all of machining target portions corresponding to the optimal feature information are machined, using a machining-order specifying model for specifying the machining order when all of the machining target portions corresponding to the optimal feature information are machined; and   a machining-control-information generator that selects, from among preset machining conditions including a type of a tool to be used and a machining path of the tool, a machining condition corresponding to the machining method and the optimal feature information based on the partial machining method information and the optimal feature information indicating the optimal feature, and generates the machining control information based on machining order information indicating the machining order, machining condition information indicating the machining condition, the optimal feature information, and the partial machining method information.   
     
     
         2 . The machining-control-information generation device according to  claim 1 , further comprising:
 a modification-instruction acquirer that acquires modification instruction information for modifying at least one of the machining method specified by the machining-method specifier, the optimal feature specified by the feature specifier, and the machining order specified by the machining-order specifier; and   a model updater that updates at least one of the machining-method specifying model, the feature specifying model, and the machining-order specifying model based on at least one of partial machining method information indicating a modified machining method corresponding to the modification instruction information and optimal feature information indicating a modified optimal feature.   
     
     
         3 . The machining-control-information generation device according to  claim 2 , further comprising:
 a load determiner that determines whether a load applied to the machine tool when the machine tool is controlled using the machining control information generated by the machining-control-information generator exceeds a preset reference load, wherein   the model updater updates, when the load determiner determines that the load exceeds the reference load, at least one of the feature specifying model and the machining-order specifying model, using optimal feature information and partial machining method information different from the optimal feature information and the partial machining method information that have been used to generate the machining control information from the feature information.   
     
     
         4 . The machining-control-information generation device according to  claim 1 , further comprising:
 a machining-method storage that stores a plurality of pieces of partial machining method information indicating a plurality of respective types of machining methods each in association with machining method identification information, wherein   the machining-method specifier selects, from among the plurality of pieces of partial machining method information stored in the machining-method storage, partial machining method information corresponding to machining method identification information specified by the machining-method specifying model.   
     
     
         5 . The machining-control-information generation device according to  claim 1 , further comprising:
 a workpiece-information storage that stores a plurality of pieces of workpiece information each in association with at least one type of product information, wherein   the workpiece-information acquirer acquires, from among the plurality of pieces of workpiece information stored in the workpiece-information storage, workpiece information associated with the product information acquired by the product-information acquirer.   
     
     
         6 . The machining-control-information generation device according to  claim 1 , further comprising:
 a corrector that corrects the machining control information depending on an environment in which the machine tool is installed.   
     
     
         7 . A machining-control-information generation method for generating machining control information for a machine tool to cut out a product by the machine tool from a workpiece, the machining-control-information generation method comprising the steps of:
 acquiring product information indicating a finished shape and finished dimensions of the product;   acquiring workpiece information indicating a shape, dimensions, and a material of the workpiece;   extracting a feature indicating a shape feature of the product based on the product information;   specifying, from feature information indicating the feature, a machining method, using a machining-method specifying model for specifying the machining method of cutting corresponding to each piece of the feature information;   specifying, from the feature information and partial machining method information indicating the specified machining method, an optimal feature, using a feature specifying model for specifying a feature optimal for machining the product;   specifying, from optimal feature information indicating the optimal feature and the partial machining method information, a machining order when all of machining target portions corresponding to the optimal feature information are machined, using a machining-order specifying model for specifying the machining order when all of the machining target portions corresponding to the optimal feature information are machined;   selecting, from among preset machining conditions including a type of a tool to be used and a machining path of the tool, a machining condition corresponding to the machining method and the optimal feature information based on the partial machining method information and the optimal feature information indicating the optimal feature; and   generating the machining control information based on machining order information indicating the machining order, machining condition information indicating the machining condition, the optimal feature information, and the partial machining method information.   
     
     
         8 . A non-transitory computer-readable recording medium storing a program, the program causing a computer to function as:
 a product-information acquirer that acquires product information indicating a finished shape and finished dimensions of a product;   a workpiece-information acquirer that acquires workpiece information indicating a shape, dimensions, and a material of a workpiece;   a feature extractor that extracts a feature indicating a shape feature of the product based on the product information;   a machining-method specifier that specifies, from feature information indicating the feature, a machining method, using a machining-method specifying model for specifying the machining method of cutting corresponding to each piece of the feature information;   a feature specifier that specifies, from the feature information and partial machining method information indicating the machining method specified by the machining-method specifier, an optimal feature, using a feature specifying model for specifying a feature optimal for machining the product;   a machining-order specifier that specifies, from optimal feature information indicating the optimal feature and the partial machining method information, a machining order when all of machining target portions corresponding to the optimal feature information are machined, using a machining-order specifying model for specifying the machining order when all of the machining target portions corresponding to the optimal feature information are machined; and   a machining-control-information generator that selects, from among preset machining conditions including a type of a tool to be used and a machining path of the tool, a machining condition corresponding to the machining method and the optimal feature information based on the partial machining method information and the optimal feature information indicating the optimal feature, and generates machining control information for a machine tool to cut out the product by the machine tool from the workpiece based on machining order information indicating the machining order, machining condition information indicating the machining condition, the optimal feature information, and the partial machining method information.   
     
     
         9 . The machining-control-information generation device according to  claim 2 , further comprising:
 a machining-method storage that stores a plurality of pieces of partial machining method information indicating a plurality of respective types of machining methods each in association with machining method identification information, wherein   the machining-method specifier selects, from among the plurality of pieces of partial machining method information stored in the machining-method storage, partial machining method information corresponding to machining method identification information specified by the machining-method specifying model.   
     
     
         10 . The machining-control-information generation device according to  claim 3 , further comprising:
 a machining-method storage that stores a plurality of pieces of partial machining method information indicating a plurality of respective types of machining methods each in association with machining method identification information, wherein   the machining-method specifier selects, from among the plurality of pieces of partial machining method information stored in the machining-method storage, partial machining method information corresponding to machining method identification information specified by the machining-method specifying model.   
     
     
         11 . The machining-control-information generation device according to  claim 2 , further comprising:
 a workpiece-information storage that stores a plurality of pieces of workpiece information each in association with at least one type of product information, wherein   the workpiece-information acquirer acquires, from among the plurality of pieces of workpiece information stored in the workpiece-information storage, workpiece information associated with the product information acquired by the product-information acquirer.   
     
     
         12 . The machining-control-information generation device according to  claim 3 , further comprising:
 a workpiece-information storage that stores a plurality of pieces of workpiece information each in association with at least one type of product information, wherein   the workpiece-information acquirer acquires, from among the plurality of pieces of workpiece information stored in the workpiece-information storage, workpiece information associated with the product information acquired by the product-information acquirer.   
     
     
         13 . The machining-control-information generation device according to  claim 4 , further comprising:
 a workpiece-information storage that stores a plurality of pieces of workpiece information each in association with at least one type of product information, wherein   the workpiece-information acquirer acquires, from among the plurality of pieces of workpiece information stored in the workpiece-information storage, workpiece information associated with the product information acquired by the product-information acquirer.   
     
     
         14 . The machining-control-information generation device according to  claim 2 , further comprising:
 a corrector that corrects the machining control information depending on an environment in which the machine tool is installed.   
     
     
         15 . The machining-control-information generation device according to  claim 3 , further comprising:
 a corrector that corrects the machining control information depending on an environment in which the machine tool is installed.   
     
     
         16 . The machining-control-information generation device according to  claim 4 , further comprising:
 a corrector that corrects the machining control information depending on an environment in which the machine tool is installed.   
     
     
         17 . The machining-control-information generation device according to  claim 5 , further comprising:
 a corrector that corrects the machining control information depending on an environment in which the machine tool is installed.